Fixing NGINX 502 Bad Gateway in Docker Containers
When running NGINX as a reverse proxy in Docker, a 502 Bad Gateway error usually means NGINX cann...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesHow to Enable Network Discovery for Shared Folder Access
When you can't see other computers in File Explorer's Network section, or you get an erro...
How to Fix Git Authentication Failed in VS Code
You're in VS Code, push or pull fails with "Authentication failed"—this is common and...
Windows Security App Not Working After Reset? Try These Fixes
If you recently reset your Windows PC and now the Windows Security app won't open, shows a bl...
How to Fix ERR_CONNECTION_RESET in Chrome
If you see ERR_CONNECTION_RESET in Chrome, the browser can't establish a con...
Firefox Secure Connection Failed: How to Fix
When Firefox shows 'Secure Connection Failed' or similar warnings like 'PR_END_OF_FIL...
Issue queue
SitemapStop Explorer.exe From Repeatedly Restarting
How to Fix npm run build Dependency Errors
Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate
Troubleshoot Edge Sync Failure After Update
Windows 11 Update Stuck: Permission Denied Troubleshooting
Fix Missing Taskbar Icons After Windows 11 Update
Python Permission Denied When Installing Virtualenv
How to Fix Node Version Mismatch When Running npm run build
Nginx Port 80 Connection Refused: Causes and Fixes
Fix VS Code Not Showing Git Changes After Clone
Fix Windows 11 Installation Assistant Stuck at 99%
Fix Windows Security App Not Starting on Windows 11
How to Fix npm run build Dependency Errors
Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate
Troubleshoot Edge Sync Failure After Update
Windows 11 Update Stuck: Permission Denied Troubleshooting
Fix Missing Taskbar Icons After Windows 11 Update
Python Permission Denied When Installing Virtualenv
How to Fix Node Version Mismatch When Running npm run build
Nginx Port 80 Connection Refused: Causes and Fixes
Fix VS Code Not Showing Git Changes After Clone
Fix Windows 11 Installation Assistant Stuck at 99%
Fix Windows Security App Not Starting on Windows 11